CN202775784U - Cooking device with double walls - Google Patents
Cooking device with double walls Download PDFInfo
- Publication number
- CN202775784U CN202775784U CN2012201430732U CN201220143073U CN202775784U CN 202775784 U CN202775784 U CN 202775784U CN 2012201430732 U CN2012201430732 U CN 2012201430732U CN 201220143073 U CN201220143073 U CN 201220143073U CN 202775784 U CN202775784 U CN 202775784U
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- Prior art keywords
- wall
- inwall
- cooker
- double
- described outer
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/02—Cooking-vessels with enlarged heating surfaces
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/002—Construction of cooking-vessels; Methods or processes of manufacturing specially adapted for cooking-vessels
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J36/00—Parts, details or accessories of cooking-vessels
- A47J36/02—Selection of specific materials, e.g. heavy bottoms with copper inlay or with insulating inlay
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Manufacturing & Machinery (AREA)
- Cookers (AREA)
Abstract
The utility model relates to a cooking device with double walls. The cooking device comprises an inner wall (1), an outer wall (2) and an air gap (3), wherein the inner wall (1) is used for containing to-be-cooked food, the outer wall (2) is used for being heated, and the air gap (3) is arranged between the inner wall (1) and the outer wall (2). According to the cooking device with the double walls, the inner wall (1) is made of carbon steel and provided with a cooking inner surface (4) through nitrocarburizing and post-oxidation.
Description
Technical field
The utility model relates to the technical field of the cooker that forms cooking container.
The utility model relates more specifically to form the cooker of the cooking container with double-walled.
The utility model especially but relate to the cooker of the saucepan type with double-walled not exclusively.The utility model is advantageous particularly for the cooker of frying pan type.The frying pan of traditional type has the crooked recessed cooking surface to the periphery from central authorities, and has bell-mouthed top edge.The frying pan of saucepan type has the flat bottoms that is connected with crooked sidewall, 1/3 of the radius of this crooked sidewall formation cooker.Its top edge can be more vertical.
Background technology
The food that is to cook rapidly with very hot oven the stir-fry fine cut is fried in cooking of frying pan, and food is ceaselessly stir-fried from the mediad edge.This cooking surface that stir-fries to frying pan claims.
Document FR2647003 discloses a kind of cooker with frying pan type of double-walled, this cooker comprises: be used for splendid attire and treat cooking food and the inwall that uses aluminium or stainless steel to make, and be used for heated and make the outer wall that is made of a steel, in this cooker, between inner and outer wall, be furnished with air gap.The outer peripheral assembling of two walls can by rolling, inlay or encircle to prick and realize.This structure is intended to the danger of avoiding inwall overheated, especially for the culinary art inner face that allows to cover the inwall with PTFE coating.
The shortcoming of above-mentioned enforcement is that the mar proof of PTFE coating is limited, particularly when stir-frying by the apparatus by user's operation.
Another shortcoming of above-mentioned enforcement is the cost of cooker, and the use aluminium of this cooker or the cooking surface that stainless steel is made are coated with PTFE.
The utility model content
The purpose of this utility model provides a kind of cooker with double-walled, and the cooking surface of this cooker is suitable for by being realized stir-frying by the apparatus of user's operation.
Another purpose of the present utility model provides a kind of cooker with double-walled, and high temperature is appointed in cooking that this cooker is suitable for running in cooking stir-fry or baking.
Another purpose of the present utility model provides a kind of cooker with double-walled, and this cooker has gratifying corrosion resistance.
Another purpose of the present utility model provides a kind of cooker with double-walled, and the cost of this cooker is not high.
Above-mentioned these purposes are to realize that by a kind of cooker with double-walled this cooker comprises: be used for the inwall that splendid attire is treated cooking food; Be used for heated outer wall; And be arranged in air gap between the inner and outer wall, and this cooker is characterised in that, inwall uses carbon steel to make and has a culinary art inner face through nitrocarburizing and rear oxidation.Therefore, the cooking surface through nitrocarburizing and rear oxidation that use is made by carbon steel allows to obtain the strong cooking surface of mechanical resistance, and this cooking surface can use when culinary art high temperature, especially for toasting or frying, have gratifying corrosion resistance, and cost is not high.The cooking surface that provides is suitable for fully by being implemented to stir-fry by the apparatus of user's operation.
According to the first embodiment, outer wall uses carbon steel to make and has heating outside through nitrocarburizing and rear oxidation, and inner and outer wall is assembled with sealing means.Therefore can obtain to form single the cooker with double-walled.The nitrocarburizing of the outside of cooker and the processing of rear oxidation are allowed to obtain good corrosion resistance, resistance to impact and scratch resistance.
In addition preferably, at least one holding assembly is by the assembling of rivet and inwall, and this rivet is passed in the boring of inwall of the top of outer wall.This is arranged and allows with economized form assembling holding assembly.Preferably, inwall has two opposed holding assemblies.
Also preferably, inwall has the outside through nitrocarburizing and rear oxidation, and outer wall has the inner face through nitrocarburizing and rear oxidation.The nitrocarburizing that two faces of inner and outer wall are carried out allow to make described after nitrocarburizing is processed without any distortion.Nitrocarburizing and rear oxidation can carry out before or after the assembling of inner and outer wall.
In addition, according to the first embodiment, inner and outer wall is assembled by welding, and outer wall has the hole of obstruction.Inner and outer wall can be stamped before by welding assembly.This embodiment well is adapted to pass through the nitrocarburizing of gas or ionic means, and the hole that is arranged in the outer wall allows to make the inner face of outer wall and inwall to be communicated with the nitrocarburizing medium.And the nitrocarburizing of gas or ion allows to guarantee that the formed combination layer to giving hardness better controls.
In addition, according to the second embodiment, inner and outer wall is by assembling with clip.The operation of clip is preferably carried out carrying out after nitrocarburizing and the rear oxidation processing in inner face and outside to also unassembled inner and outer wall.Can consider especially nitrocarburizing in salt bath and the processing of rear oxidation, these processing are rapid and economical.
In addition preferably, the interior ring-type stamping parts of outer wall is inserted in the interior annular recess of inwall.This layout allows the geometry that outer wall centered with respect to inwall and limit better air gap.
In addition preferably, in order to be implemented in the better sealing between outer wall and the inwall, cyclic sealing gasket is plugged between the outer wall and inwall of having assembled.
According to the second embodiment, outer wall is independent of inwall, and inwall has the outside through nitrocarburizing and rear oxidation.Inwall then is placed on the outer wall.Two walls of the cooker that obtains like this can be separated for cleaning.
In addition preferably, inwall has peripheral centering part, and this periphery centering part is resisted against on the support edge of outer wall.This is arranged and allows to limit the height and position of inwall in outer wall.Therefore, the geometry of air gap can keep identical at every turn after inwall being placed in again in the outer wall.This is arranged and also allows the convenient inwall that takes out, is avoided simultaneously inwall to be stuck in the outer wall.If necessary, this arranges that the air gap that also allows to obtain between inner and outer wall retrains.Yet the supporting area between inner and outer wall needs not to be ring-type.
In addition, according to the first embodiment, outer wall uses carbon steel to make and has heating outside and an inner face through nitrocarburizing and rear oxidation.The advantage that this enforcement has is, and is economical especially, simultaneously shock-resistant, scratch-resistant and corrosion-resistant.
In addition preferably, at least one holding assembly is by rivet and outer wall assembling, and this rivet passes the boring of outer wall.This is arranged and allows with economized form assembling holding assembly.Preferably, outer wall has two opposed holding assemblies.
In addition, according to the second embodiment, outer wall makes and is formed from aluminium.The advantage that this enforcement has is, is conducive to the even distribution of heat, and is simultaneously corrosion-resistant.
In addition preferably, at least one holding assembly is installed on the bolt, and this bolt welding is on the heating outside of outer wall.Preferably, outer wall has two opposed holding assemblies.
Preferably, the height of outer wall is greater than half of the height of inwall.Therefore, the largest portion of the outside of cooker has double-walled.This layout allows restriction temperature peak when in flame heating (for example using heated by gas).
Description of drawings
By studying four non-limiting embodiment shown in the drawings, will understand better the utility model, in the accompanying drawings:
Fig. 1 illustrates the first embodiment that has the cooker of double-walled according to of the present utility model;
Fig. 2 illustrates the assembling detail view of the first embodiment shown in Figure 1;
Fig. 3 illustrates the second embodiment that has the cooker of double-walled according to of the present utility model;
Fig. 4 illustrates the assembling detail view of the second embodiment shown in Figure 3;
Fig. 5 illustrates the 3rd embodiment that has the cooker of double-walled according to of the present utility model;
Fig. 6 illustrates the 4th embodiment that has the cooker of double-walled according to of the present utility model.
The specific embodiment
Fig. 1 extremely embodiment shown in Figure 6 relates to a kind of cooker with double-walled, this cooker comprises: be used for the inwall 1,1 ' that splendid attire is treated cooking food, and be used for heated outer wall 2,2 ', wherein, air gap 3,3 ' be arranged in inwall 1,1 ' and outer wall 2,2 ' between.
Inwall 1,1 ' has culinary art inner face 4,4 ' and the outside 5,5 ' that coated by outer wall 2,2 ' at least in part.Inwall 1,1 ' thickness are preferably less than 1.6mm and preferably between 0.4mm and 1.2mm.Inwall 1,1 ' material are to select from carbon steel (aciers ordinaires).Inwall 1,1 ' material are preferably selected from the steel with good punching press characteristic.Especially, inwall 1,1 ' material can be selected from carbon element mild steel, for example DC04.Inwall 1,1 ' material can be selected from the steel alloy with slightly higher corrosion resistance, therefore can not enter in the stainless category, for example 15CDV6.
In according to cooker of the present utility model, culinary art inner face 4,4 ' is through nitrocarburizing and rear oxidation.
Inwall 1,1 ' preferably has circular geometry with outer wall 2,2 '.Inwall 1,1 ' and outer wall 2, the 2 ' bottom 10,20 that has separately general planar, crooked sidewall 11,21 is connected with this bottom 10,20.Crooked sidewall 11,21 curvature can be uniformly, as shown in Figures 1 to 4, or progressive, as shown in Figure 5 and Figure 6.Therefore, culinary art inner face 4,4 ' forms the cooking surface with concave shape, and heating outside 7,7 ' forms the heating surface with convex form.
Preferably, outer wall 2,2 ' height are greater than half of inwall 1,1 ' height.Therefore, the crooked sidewall 11 of cooker, 21 major part have the double-walled 1,2 that separates by air gap 3,3 '; 1 ', 2 '.
To the first embodiment shown in Figure 4, inwall 1 and outer wall 2 are assembled in order to air gap 3 is arranged between inwall 1 and the outer wall 2 with sealing means at Fig. 1.Outer wall 2 uses carbon steel to make.Therefore, inwall 1 and outer wall 2 can obtain separately by the punching press to the carbon element steel disk.The thickness of outer wall 2 is preferably less than 1.6mm and preferably between 0.4mm and 1.2mm.
The external diameter of inwall 1 for example is 300mm for the height of 93mm.The external diameter of outer wall 2 for example is 294mm for the height of 57mm.The thickness of the air gap 3 between the bottom 10,20 preferably dwindles less than 1.6mm and between sidewall 11,21 until the assembling district of inwall 1 and outer wall 2.
Nitrocarburizing and rear oxidation operation are to carry out after the cutting of carbon element steel disk and punching press.Therefore, in the first embodiment of the sealing assembling that relates to inwall 1 and outer wall 2, heating outside 7 and culinary art inner face 4 are through nitrocarburizing and rear oxidation at least.
As shown in figures 1 and 3, inwall 1 has at least one boring above outer wall 2.Holding assembly 12 is by rivet 13 and inwall 1 assembling, and rivet 13 passes boring.Preferably, inwall 1 has two opposed holding assemblies 12 on the outside 5 that is installed in inwall 1.Therefore, holding assembly 12 is installed on the recessed outside of cooker.
At the first embodiment illustrated in figures 1 and 2, inwall 1 and outer wall 2 are assembled by welding.The operation of nitrocarburizing and rear oxidation is preferably carried out after the assembling of inwall 1 and outer wall 2.
For the part of the inner face 6 of the outside 5 that allows to process the inwall of having assembled 1 that forms air gap 3 and outer wall 2, outer wall 2 holed is used to form hole 8.The diameter in hole 8 preferably is less than or equal to 3mm.
Then by weld seam 9, preferably at top edge 22 places of outer wall 2 inwall 1 and outer wall 2 are assembled.Especially can use laser instrument, perhaps can also use TiG or MiG method to weld.
The gas nitrocarburizing of being followed by the gas rear oxidation is to implement for the inwall 1 of having assembled and outer wall 2.Therefore, the inner face 6 of the outside 5 of inwall 1 and outer wall 2 after assembling by nitrocarburizing and rear oxidation.As modified example, can consider ionitrocarburizing and/or ion rear oxidation.
Inwall 1 and the outer wall 2 assembled are implemented to process the nitrocarburizing processing of following by rear oxidation, allow to improve the corrosion resistance of cooker.The inner face of the cooker that forms by the outside of culinary art inner face 4 and heating outside 7 cookers that form and by the inner face 6 of the outside 5 of inwall 1 and outer wall 2 has the nitrided iron of comprising Fe
2,3The nitrogenize intermediate layer of N, this nitrogenize intermediate layer are coated with and comprise iron oxide Fe
3O
4Oxide surface layer.Rear oxidation is processed and is allowed to obtain black colorant for culinary art inner face 4 and heating outside 7.
After nitrocarburizing and rear oxidation processing, then for example use scolder plugging hole 8.The outer wall 2 of the cooker with double-walled that obtains has the hole 8 of obstruction.
The thickness of the about 1mm of air gap 3 in bottom zone 10,20 allows to obtain quite to approach the heat characteristic of the cooker with single wall, reduces simultaneously the focus on the culinary art inner face.The cooking of 1.2mm single wall that have of containing 200ml oil that use is placed on the 3000W gas burner of diameter 10cm appointed a device, observe cigarette in heating after 3 minutes, and oil temperature is no more than 160 ℃.Use have 1.2mm separately double-walled and the bottom zone between two walls 10,20 in have an about 1mm of thickness cooking of air gap 3 appoint a device, observe cigarette in heating after 8 minutes, and oil temperature is higher than 250 ℃.Therefore for the oil temperature that is lower than 210 ℃, can appoint in the device and avoid smoldering having cooking of double-walled.Can reach boiling during one premium on currency in heating, this allows to consider that dissimilar cooking appoint, particularly boiling and cook and fry or toast.
The air gap 3 of the about 2.5mm of thickness in bottom zone 10,20 also allows to avoid smoldering for the oil temperature that is lower than 210 ℃.Yet firing rate reduces and the heating of a premium on currency does not allow boiling.Therefore, the average thickness of the air gap in bottom zone 10,20 3 is preferred less than 1.6mm and greater than 0.6mm.
Fig. 3 and the second embodiment shown in Figure 4 are that from the different of the first embodiment illustrated in figures 1 and 2 inwall 1 and outer wall 2 are by assembling with clip.
For this reason, interior annular recess 14 is formed on the inwall 1, and interior ring-type stamping parts 24 is formed on the outer wall 2.Preferably, interior ring-type stamping parts 24 is realized at top edge 22 places of outer wall 2.The interior ring-type stamping parts 24 of outer wall 2 is inserted in the interior annular recess 14 of inwall 1.
In a second embodiment, preferably before the assembling of inwall 1 and outer wall 2, inwall 1 and outer wall 2 are carried out nitrocarburizing and rear oxidation operation.Therefore, the inner face 6 of the outside 5 of inwall 1 and outer wall 2 process nitrocarburizing and rear oxidation before assembling.
Nitrocarburizing in the salt bath of being followed by the rear oxidation in the salt bath can preferably be implemented for inwall 1 and outer wall 2.Nitrocarburizing is processed in the salt bath that is comprising alkaline cyanate after the particularly air preheat between 350 ℃ and 400 ℃ and is implemented.The bath temperature of nitrocarburizing is for example 580 ℃.Rear oxidation is processed and also can be implemented in salt bath, for example implements in the cooling bath with the temperature between 350 ℃ and 400 ℃.According to the nitrocarburizing treatment conditions, eutectoid nitrided iron layer can appear under the nitrogenize intermediate layer.
As modified example, can consider gas nitrocarburizing or ionitrocarburizing and/or gas rear oxidation or ion rear oxidation.
If necessary, cyclic sealing gasket (Fig. 2 is not shown) can be plugged between the outer wall 2 and inwall 1 of having assembled.
In Fig. 5 and the second embodiment shown in Figure 6, inwall 1 ' is detachable with respect to outer wall 2 '.Therefore, be used for heated outer wall 2 ' and be independent of inwall 1 ' for splendid attire food.
The inwall 1 ' that uses carbon steel to make is carried out nitrocarburizing and rear oxidation operation.Therefore, inwall 1 ' has the outside 5 ' through nitrocarburizing and rear oxidation.
Preferably, inwall 1 ' has peripheral centering part 19, and this periphery centering part 19 is resisted against on the support edge 29 of outer wall 2 '.Therefore, the peripheral centering part 19 of support edge 29 carryings.When inwall 1 ' was carried by outer wall 2 ', inwall 1 ' and outer wall 2 ' centered each other.Can obtain the accurate location of inwall 1 ' in outer wall 2 ', this location allows to limit air gap 3.
According to Fig. 5 and preferred embodiment shown in Figure 6, peripheral centering part 19 is formed by the curling top edge of inwall 1 ', and support edge 29 is formed by the roughly vertical top edge of outer wall 2 '.Crooked sidewall 11,21 curvature are successively decreased from bottom 10,20.The thickness of air gap 3 ' can 10,20 places keep constant at crooked sidewall 11,21 places and in the bottom.The average thickness of air gap 3 ' is preferred less than 1.6mm and greater than 0.6mm.
In the 3rd embodiment shown in Figure 5, outer wall 2 ' uses carbon steel to make.The thickness of outer wall 2 ' is preferably less than 1.6mm and preferably between 0.4mm and 1.2mm.Also outer wall 2 ' is carried out nitrocarburizing and rear oxidation operation.Therefore, the heating of outer wall 2 ' outside 7 ' and inner face are through nitrocarburizing and rear oxidation.
As shown in Figure 5, at least one holding assembly 15 is by rivet 16 and inwall 1 ' assembling, and rivet 16 passes the boring of outer wall 2.Outer wall 2 preferably has two opposed holding assemblies 15 that are installed on the heating outside 7 '.
In the 4th embodiment shown in Figure 6, outer wall 2 ' makes and is formed from aluminium.The thickness of outer wall 2 ' is preferably less than 5mm and preferably between 1mm and 4mm.
As shown in Figure 6, at least one holding assembly 17 is installed on the bolt 18, and bolt 18 is welded on the heating outside 7 ' of outer wall 2 '.Outer wall 2 ' preferably has two opposed holding assemblies 17 that are installed on the heating outside 7 '.
As modified example, outer wall 2,2 ' and/or inwall 1, the 1 ' bottom that needn't have general planar.Particularly, inwall 1,1 ' can form from central authorities to the periphery crooked recessed cooking appoint surface and/or outer wall 2,2 ' can form the crooked protruding area of heating surface to the periphery from central authorities.
As modified example, outer wall 2,2 ' and/or inwall 1,1 ' can have bell-mouthed top edge.
As modified example, needn't install one or more holding assemblies 12,15,17.Outer wall 2,2 ' and/or inwall 1,1 ' for example can have the integrated one or more holding assemblies that obtain by punching press.
As the modified example that is used for the first embodiment, the hole 8 of obstruction can be arranged in the inwall 1 or can also be arranged between outer wall 2 and the inwall 1.The hole 8 of a plurality of obstructions if necessary, can be set.
As the modified example that is used for the first embodiment, if necessary, in holding assembly 12 or the holding assembly 12 at least one fits together by a rivet 13 and at least one other rivet and inwall 1, this rivet 13 passes the boring of the inwall 1 of outer wall 2 tops, and another boring of passing the inwall 1 of outer wall 2 tops of this at least one other rivet.Preferably, one or two other rivet can replenish at least one the rivet 13 that is used for holding assembly 12 or holding assembly.
As the modified example that is used for the 3rd embodiment, if necessary, in holding assembly 15 or the holding assembly 15 at least one fits together by a rivet 16 and at least one other rivet and outer wall 2 ', this rivet 16 passes the boring of outer wall 2 ', and another boring of passing outer wall 2 ' of this at least one other rivet.Preferably, one or two other rivet can replenish at least one the rivet 16 that is used for holding assembly 15 or holding assembly 15.
As the modified example that is used for the second embodiment, the peripheral centering part 19 of inwall 1 ' needn't be formed by the curling top edge of inwall 1 ', and can for example be formed by the outward flange towards the downward-sloping inwall 1 ' of peripheral direction.
As the modified example that is used for the second embodiment, the peripheral centering part 19 of inwall 1 ' needn't be formed by the top edge of inwall 1 '.The peripheral centering part 19 of inwall 1 ' can particularly be formed on the outside 5 ' of inwall 1 ', preferably in the first half of inwall 1 '.
As the modified example that is used for the second embodiment, the peripheral centering part 19 of inwall 1 ' needs not to be ring-type.The peripheral centering part 19 of inwall 1 ' can particularly have at least two inclined wall portion, preferably at least three, is used for inwall 1 ' is centered in outer wall 2 '.
As the modified example that is used for the second embodiment, the peripheral centering part 19 of inwall 1 ' can be formed by outer centering structure, and these outer centering structures are used for being bearing in the support edge of outer wall 2 '.
As the modified example that is used for the second embodiment, the support edge 29 of outer wall 2 ' needn't be formed by the roughly vertical top edge of outer wall 2 '.The support edge 29 of outer wall 2 ' can be particularly formed by the bell-mouthed top edge of outer wall 2 '.
As the modified example that is used for the second embodiment, the support edge 29 of outer wall 2 ' needn't be formed by the top edge of outer wall 2 '.The support edge 29 of outer wall 2 ' can particularly be formed on the inner face 6 ' of outer wall 2 ', preferably in the first half of outer wall 2 '.
As the modified example that is used for the second embodiment, the support edge 29 of outer wall 2 ' needs not to be ring-type.The support edge 29 of outer wall 2 ' can particularly have at least two supporting areas, and preferably at least three, for the peripheral centering part 19 that carries separately inwall 1 '.
As the modified example that is used for the second embodiment, the support edge 29 of outer wall 2 ' can be formed by one or more centered structures, and this centered structure is used for the peripheral centering part 19 of carrying inwall 1 '.
The utility model is not limited to the above embodiments, but is included in the many changes in the claim scope.
Claims (15)
1. cooker with double-walled, described cooker comprises: be used for the inwall (1 that splendid attire is treated cooking food; 1 '); Be used for heated outer wall (2; 2 '); And be arranged in described inwall (1; 1 ') and described outer wall (2; 2 ') air gap (3 between; 3 '), it is characterized in that described inwall (1; 1 ') use carbon steel to make and have a culinary art inner face (4 through nitrocarburizing and rear oxidation; 4 ').
2. the cooker with double-walled according to claim 1, it is characterized in that, described outer wall (2) uses carbon steel to make and has heating outside (7) through nitrocarburizing and rear oxidation, and described inwall (1) and described outer wall (2) are assembled with sealing means.
3. the cooker with double-walled according to claim 2, it is characterized in that, at least one holding assembly (12) is by the assembling of rivet (13) and described inwall (1), and described rivet (13) is passed in the boring of described inwall (1) of the top of described outer wall (2).
4. the cooker with double-walled according to claim 2 is characterized in that, described inwall (1) has the outside (5) through nitrocarburizing and rear oxidation, and described outer wall (2) has the inner face (6) through nitrocarburizing and rear oxidation.
5. the cooker with double-walled according to claim 4 is characterized in that, described inwall (1) and described outer wall (2) are assembled by welding, and described outer wall (2) has the hole (8) of obstruction.
6. the cooker with double-walled according to claim 4 is characterized in that, described inwall (1) and described outer wall (2) are by assembling with clip.
7. the cooker with double-walled according to claim 6 is characterized in that, the interior ring-type stamping parts (24) of described outer wall (2) is inserted in the interior annular recess (14) of described inwall (1).
8. the cooker with double-walled according to claim 6 is characterized in that, cyclic sealing gasket is plugged between the described outer wall (2) and described inwall (1) of having assembled.
9. the cooker with double-walled according to claim 1 is characterized in that, described outer wall (2 ') is independent of described inwall (1 '), and described inwall (1 ') has the outside (5 ') through nitrocarburizing and rear oxidation.
10. the cooker with double-walled according to claim 9 is characterized in that, described inwall (1 ') has peripheral centering part (19), and described peripheral centering part (19) is resisted against on the support edge (29) of described outer wall (2 ').
11. the cooker with double-walled according to claim 9 is characterized in that, described outer wall (2 ') use carbon steel is made and is had through (7 ') and inner face (6 ') outside the heating of nitrocarburizing and rear oxidation.
12. the cooker with double-walled according to claim 11 is characterized in that, at least one holding assembly (15) is by rivet (16) and described outer wall (2 ') assembling, the boring that described rivet (16) passes described outer wall (2 ').
13. the cooker with double-walled according to claim 9 is characterized in that described outer wall (2 ') makes and is formed from aluminium.
14. the cooker with double-walled according to claim 13 is characterized in that, at least one holding assembly (17) is installed on the bolt (18), and described bolt (18) is welded on the heating outside (7 ') of described outer wall (2 ').
15. each described cooker with double-walled in 14 is characterized in that described outer wall (2 according to claim 1; 2 ') height is greater than described inwall (1; 1 ') half of height.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1153026A FR2973677B1 (en) | 2011-04-07 | 2011-04-07 | DOUBLE-WALLED CULINARY ARTICLE |
| FR1153026 | 2011-04-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202775784U true CN202775784U (en) | 2013-03-13 |
Family
ID=45926595
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610828522.XA Pending CN107080451A (en) | 2011-04-07 | 2012-04-06 | Cooker with double-walled |
| CN201610829003.5A Pending CN106889865A (en) | 2011-04-07 | 2012-04-06 | Cooker with double-walled |
| CN2012201430732U Expired - Lifetime CN202775784U (en) | 2011-04-07 | 2012-04-06 | Cooking device with double walls |
| CN201210099797.6A Active CN102727069B (en) | 2011-04-07 | 2012-04-06 | There is the cooker of double-walled |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610828522.XA Pending CN107080451A (en) | 2011-04-07 | 2012-04-06 | Cooker with double-walled |
| CN201610829003.5A Pending CN106889865A (en) | 2011-04-07 | 2012-04-06 | Cooker with double-walled |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210099797.6A Active CN102727069B (en) | 2011-04-07 | 2012-04-06 | There is the cooker of double-walled |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP2693919B1 (en) |
| CN (4) | CN107080451A (en) |
| FR (1) | FR2973677B1 (en) |
| WO (1) | WO2012136743A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102727069A (en) * | 2011-04-07 | 2012-10-17 | Seb公司 | Double-walled culinary article |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111020466A (en) * | 2019-12-07 | 2020-04-17 | 重庆赛飞斯金属材料股份有限公司 | Method for prolonging service life of energy-saving pot |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NO147292C (en) * | 1978-09-29 | 1983-03-16 | Ardal Og Sunndal Verk | Laminated cookware, frying pan or similar and method of making the same |
| FR2647003B1 (en) * | 1989-05-17 | 1994-07-29 | Seb Sa | COOKING CONTAINER, ESPECIALLY STOVE OR CASSEROLE |
| CN2060319U (en) * | 1990-02-05 | 1990-08-15 | 董柏仁 | Multipurpose cooker |
| CN2778152Y (en) * | 2005-02-19 | 2006-05-10 | 胡志明 | Clad plate anodic oxidation cook ware |
| CN2917486Y (en) * | 2006-06-13 | 2007-07-04 | 马利华 | Oil fume free pot with burn-proof pot edge |
| CN200966563Y (en) * | 2006-07-18 | 2007-10-31 | 聂后昌 | Thermal insulating pan |
| CN200942010Y (en) * | 2006-07-21 | 2007-09-05 | 李胜才 | Composition type high temperature resistant ceramic inner pot |
| US7622197B2 (en) * | 2006-11-20 | 2009-11-24 | Ferroxy-Aled, Llc | Seasoned ferrous cookware |
| CN201091515Y (en) * | 2007-09-10 | 2008-07-30 | 李运成 | Complex stainless steel pot |
| CN201299435Y (en) * | 2008-08-26 | 2009-09-02 | 聂后昌 | Pan covered with jacket |
| FR2973677B1 (en) * | 2011-04-07 | 2013-04-05 | Seb Sa | DOUBLE-WALLED CULINARY ARTICLE |
-
2011
- 2011-04-07 FR FR1153026A patent/FR2973677B1/en not_active Expired - Fee Related
-
2012
- 2012-04-04 WO PCT/EP2012/056242 patent/WO2012136743A1/en unknown
- 2012-04-04 EP EP12711682.0A patent/EP2693919B1/en active Active
- 2012-04-06 CN CN201610828522.XA patent/CN107080451A/en active Pending
- 2012-04-06 CN CN201610829003.5A patent/CN106889865A/en active Pending
- 2012-04-06 CN CN2012201430732U patent/CN202775784U/en not_active Expired - Lifetime
- 2012-04-06 CN CN201210099797.6A patent/CN102727069B/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102727069A (en) * | 2011-04-07 | 2012-10-17 | Seb公司 | Double-walled culinary article |
| CN102727069B (en) * | 2011-04-07 | 2016-12-14 | Seb公司 | There is the cooker of double-walled |
| CN107080451A (en) * | 2011-04-07 | 2017-08-22 | Seb公司 | Cooker with double-walled |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012136743A1 (en) | 2012-10-11 |
| FR2973677A1 (en) | 2012-10-12 |
| EP2693919B1 (en) | 2019-11-06 |
| FR2973677B1 (en) | 2013-04-05 |
| CN102727069A (en) | 2012-10-17 |
| EP2693919A1 (en) | 2014-02-12 |
| CN102727069B (en) | 2016-12-14 |
| CN106889865A (en) | 2017-06-27 |
| CN107080451A (en) | 2017-08-22 |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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| CX01 | Expiry of patent term |
Granted publication date: 20130313 |